Costa Rica vs Marshall Islands: Red List Index

Costa Rica
0.84 index
in 2025
Marshall Islands
0.84 index
in 2025
Costa Rica rank
124th
Marshall Islands rank
124th

Red List Index over time

  • Costa Rica
  • Marshall Islands
00.20.40.60.81198020022025

How they compare

Costa Rica currently reports 0.84 index against 0.84 index in Marshall Islands, a difference of 0 index.

The two have swapped places 1 time across 46 shared years of data; in 1980 it was Costa Rica ahead.

Costa Rica ranks 124th and Marshall Islands ranks 124th of 247 countries.

Marshall Islands has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Costa Rica Marshall Islands Difference Ahead
1980s 0.909 index 0.909 index 0 index —
1990s 0.895 index 0.91 index 0.015 index Marshall Islands
2000s 0.863 index 0.896 index 0.033 index Marshall Islands
2010s 0.84 index 0.868 index 0.028 index Marshall Islands
2020s 0.8383 index 0.845 index 0.0067 index Marshall Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher red list index, Costa Rica or Marshall Islands?
Costa Rica, at 0.84 index against 0.84 index in Marshall Islands as of 2025.
What is the difference in red list index between Costa Rica and Marshall Islands?
0 index, with Costa Rica ahead.
How many years of comparable data are there for Costa Rica and Marshall Islands?
46 years are reported by both, from 1980 to 2025.
How do Costa Rica and Marshall Islands rank globally for red list index?
Costa Rica ranks 124th and Marshall Islands ranks 124th of 247 countries.
Where does this data come from?
BirdLife International and IUCN – processed by Our World in Data, published as Red List Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Costa Rica vs Marshall Islands: Red List Index. Statizoid, drawing on BirdLife International and IUCN – processed by Our World in Data. Retrieved 29 September 2026, from https://reference.statizoid.com/compare/red-list-index/costa-rica/marshall-islands/

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<a href="https://reference.statizoid.com/compare/red-list-index/costa-rica/marshall-islands/">Costa Rica vs Marshall Islands: Red List Index</a> — Statizoid

About this data

Indicator
Red List Index
Unit
index
Source
BirdLife International and IUCN – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
247 places, 11,362 data points, 1980–2025
Last refreshed

Red List Index.